| Part Number | LT1683EG#PBF | LT1683IG#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
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| Product Status | Active | Active | 
| Output Type | Transistor Driver | Transistor Driver | 
| Function | Step-Up/Step-Down | Step-Up/Step-Down | 
| Output Configuration | Positive and Negative | Positive and Negative | 
| Topology | Push-Pull | Push-Pull | 
| Number of Outputs | 1 | 1 | 
| Output Phases | 1 | 1 | 
| Voltage - Supply (Vcc/Vdd) | 7.3V ~ 20V | 7.3V ~ 20V | 
| Frequency - Switching | 250kHz | 250kHz | 
| Duty Cycle (Max) | 46% | 46% | 
| Synchronous Rectifier | No | No | 
| Clock Sync | Yes | Yes | 
| Serial Interfaces | - | - | 
| Control Features | Enable, Frequency Control, Soft Start | Enable, Frequency Control, Soft Start | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 
| Supplier Device Package | 20-SSOP | 20-SSOP |